337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-09-2024 20:56

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General

Target

337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe
Size

957KB
MD5

e24b9ef302a36051801a4d27e5563350
SHA1

f7ca82fcd4fc8d02f6135ee4da09e3d0277421f0
SHA256

337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42d
SHA512

5ebae13b999767baaa6ba52792b8da9e66c814911fe147a90b0e6b4b072533ca12f5447a40bb4832278c381e584223f4ad5dc5bdf8f3c656bf7e7451d7500ffe
SSDEEP

24576:jL7opqubED/7h4y9VATErHoJUG79VkxxKIR5e:rkFahvJrR290

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Jrrujjoouf = "C:\\Users\\Admin\\AppData\\Roaming\\Jrrujjoouf.exe"	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5624	1884	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe
Token: SeDebugPrivilege	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 5624	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe	30
PID 1884 wrote to memory of 5624	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe	30
PID 1884 wrote to memory of 5624	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe	30
PID 1884 wrote to memory of 5624	1884	337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe	30

C:\Users\Admin\AppData\Local\Temp\337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe
"C:\Users\Admin\AppData\Local\Temp\337f2438ac48410b788b27c4d5a3668b67f1a7d5c1eb3d1c614dfd1652b5a42dN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 824
  2⤵
  - Program crash
  PID:5624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1884-0-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/1884-1-0x0000000000880000-0x0000000000976000-memory.dmp

Filesize
984KB

Download
memory/1884-2-0x0000000004860000-0x0000000004946000-memory.dmp

Filesize
920KB

Download
memory/1884-3-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/1884-4-0x0000000005010000-0x00000000050F8000-memory.dmp

Filesize
928KB

Download
memory/1884-5-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-6-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-8-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-10-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-12-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-34-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-54-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-68-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-66-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-64-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-62-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-60-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-58-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-56-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-52-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-50-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-48-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-46-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-44-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-42-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-40-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-38-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-36-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-32-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-30-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-28-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-26-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-24-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-22-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-20-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-18-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-16-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-15-0x0000000005010000-0x00000000050F1000-memory.dmp

Filesize
900KB

Download
memory/1884-1079-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/1884-1080-0x00000000020B0000-0x0000000002112000-memory.dmp

Filesize
392KB

Download
memory/1884-1081-0x0000000004950000-0x000000000499C000-memory.dmp

Filesize
304KB

Download
memory/1884-1082-0x000000007421E000-0x000000007421F000-memory.dmp

Filesize
4KB

Download
memory/1884-1083-0x0000000074210000-0x00000000748FE000-memory.dmp

Filesize
6.9MB

Download
memory/1884-1084-0x0000000005200000-0x0000000005254000-memory.dmp

Filesize
336KB

Download